Zemax中PS的玻璃牌号是多少？

NM PS 1 590309 1.590481 30.866877 0 0 -1 ;K>'Gl  
GC as same as POLYSTYRENE：聚苯乙烯 fyT|xI`iD  
ED 9.000000000E+01 0.000000000E+00 1.050000000E+00 0.000000000E+00 0 0 tcl9:2/^]  
CD 2.445983680E+00 2.214289330E-05 2.729885690E-02 3.012108520E-04 8.889348880E-05 -1.757079290E-06 0.000000000E+00 0.000000000E+00 0.000000000E+00 0.000000000E+00 *CQZ6&^  
TD -2.943000000E-04 0.000000000E+00 0.000000000E+00 0.000000000E+00 0.000000000E+00 0.000000000E+00 2.000000000E+01 B:UM2Jl   
OD -1.00000 -1.00000 -1.00000 -1.00000 -1.00000 -1.00000 !fe_w5S^  
LD 3.65000000E-01 1.01400000E+00 O<|pw
  
IT 3.34000E-01 1.00000E+00 2.50000E+01 Q1yXdw  
IT 3.50000E-01 1.00000E+00 2.50000E+01 \I}EWI  
IT 3.65000E-01 1.00000E+00 2.50000E+01 9(!AKKrr;  
IT 3.70000E-01 1.00000E+00 2.50000E+01 aqK+ u.H  
IT 3.80000E-01 1.00000E+00 2.50000E+01 k$f2i,7'  
IT 3.90000E-01 1.00000E+00 2.50000E+01 E8nj_^Z  
IT 4.00000E-01 1.00000E+00 2.50000E+01 O/#uQn}  
IT 4.20000E-01 1.00000E+00 2.50000E+01 d)Z&_v<|  
IT 4.60000E-01 1.00000E+00 2.50000E+01 gxUa-R  
IT 5.00000E-01 1.00000E+00 2.50000E+01 QT!>izgcU  
IT 6.60000E-01 1.00000E+00 2.50000E+01 Gl|n}wo$  
IT 1.06000E+00 1.00000E+00 2.50000E+01 H n]( )/  
IT 1.52900E+00 1.00000E+00 2.50000E+01 [Pjitw/?  
IT 2.32500E+00 1.00000E+00 2.50000E+01